Baby a lullaby vs 마인드 부스터 Blue
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Baby a lullaby
This application provides a collection of lullabies and white noise sounds to help soothe babies to sleep. It features a timer, repeat function, and random playback for customized sleep sessions.
- Lullabies for babies
- White noise sounds
- End timer setting
- Repeat playback
- Random playback
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This app helps you to make your baby happy. When you want to put your baby to sleep quickly, try the baby lullaby app. It is an app that can help baby sleep for tired mothers. [function] End timer setting function Repeat one function. Random playback function. * Lullaby for the baby * Baby lullaby * White noise * Rest and sleep * Lullaby app * Baby sleep
마인드 부스터 Blue
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Mind Booster Blue is a mobile application for office workers to cope with depressive mood. Users can learn and practice strategies to uplift their mood using this app. Mind Booster Blue consists of 28 sessions of training program for depressive mood relieving. Also, it provides convenient tools for monitoring one’s mood and thoughts (Mood graph, Thought diary) and relaxation video/audios. At the beginning of the program, it recommends personalized program through the evaluation process of one’s depressive symptoms. At the end of the training, it provides a report to show how the depressive mood change.
Screenshots
Verdict
The clearest difference is in-app purchases: 마인드 부스터 Blue at none against Baby a lullaby's 1. Baby a lullaby's advantage is update cadence (every 9 days vs every 15 months) and device support. On price there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Baby a lullaby sells 1 one-off in-app purchase. 마인드 부스터 Blue asks for nothing beyond the download.
Baby a lullaby ships an update every 9 days, 마인드 부스터 Blue every 15 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Baby a lullaby | 마인드 부스터 Blue |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 9 days — better | Every 15 months |
| Ads | Yes | — |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod — better | — |
| Requires iOS | 10.0 — better | 13 |
| Further details — not scored | ||
| Size | 44 MB | 72 MB |
| Age rating | 4+ | 12+ |
| Developer | Kyuseok Lee | Kyong Mee Chung |
In-app purchases
Baby a lullaby
- 개발자에게 커피 선물하기$3.99
마인드 부스터 Blue
No in-app purchases









